sodium hydrogen selenite

• ChemBase ID: 111273
• Molecular Formular: HNaO3Se
• Molecular Mass: 150.95591
• Monoisotopic Mass: 151.89885917
• SMILES: [Na+].O[Se](=O)[O-]
• Canonical SMILES: [O-][Se](=O)O.[Na+]
• InChI: InChI=1S/Na.H2O3Se/c;1-4(2)3/h;(H2,1,2,3)/q+1;/p-1
• InChIKey: OHYAUPVXSYITQV-UHFFFAOYSA-M

NAMES AND DATABASE IDS

Names

• IUPAC name: sodium hydrogen selenite
• IUPAC Traditional name: potassium hydrogen selenite; sodium hydrogen selenite
• Synonyms: Sodium biselenite; Sodium hydroselenite; Sodium hydrogen selenite; SODIUM ACID SELENITE; Sodium hydrogen selenite; 重亚硒酸钠; 亚硒酸氢钠

Database IDs

• CAS Number: 7782-82-3
• EC Number: 231-966-3
• MDL Number: MFCD00003525
• PubChem SID: 24886245; 162096830
• PubChem CID: 23669629

CALCULATED PROPERTIES

• Acid pKa: 1.19897
• H Acceptors: 4
• H Donor: 1
• LogD (pH = 5.5): -3.5574248
• LogD (pH = 7.4): -4.2274547
• Log P: -1.2765
• Molar Refractivity: 18.5653 cm^3
• Polarizability: 3.7831118 Å^3
• Polar Surface Area: 60.36 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• pH: 5.4-7.2 (25 °C, 50 mg/mL in H2O, hot)

Safety Information

• RTECS: VS7500000
• European Hazard Symbols: Nature polluting (N); Toxic (T)
• UN Number: 2630
• German water hazard class: 3
• Hazard Class: 6.1
• Packing Group: 1
• Risk Statements: 23/25-33-50/53
• Safety Statements: 20/21-28-45-60-61
• GHS Pictograms: GHS06; GHS08; GHS09
• GHS Signal Word: Danger
• GHS Hazard statements: H301-H331-H373-H410
• GHS Precautionary statements: P261-P273-P301 + P310-P311-P501
• Personal Protective Equipment: Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges
• RID/ADR: UN 2630 6.1/PG 1

Product Information

• Purity: ≥96.0% (RT)
• Grade: purum p.a.
• Cation Traces: Ca: ≤100 mg/kg; Cd: ≤50 mg/kg; Co: ≤50 mg/kg; Cu: ≤100 mg/kg; Fe: ≤50 mg/kg; K: ≤100 mg/kg; Ni: ≤50 mg/kg; Pb: ≤300 mg/kg; Zn: ≤100 mg/kg
• Antion Traces: chloride (Cl-): ≤100 mg/kg; selenate, sulfate (as SO42-): ≤1500 mg/kg
• Linear Formula: NaHSeO3

DETAILS

MP Biomedicals - 05218461

MP Biomedicals Rare Chemical collection